36564018220 has 24 divisors (see below), whose sum is σ = 77709555504. Its totient is φ = 14449394496.

The previous prime is 36564018173. The next prime is 36564018263. The reversal of 36564018220 is 2281046563.

It is a self number, because there is not a number n which added to its sum of digits gives 36564018220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11011599 + ... + 11014918.

It is an arithmetic number, because the mean of its divisors is an integer number (3237898146).

Almost surely, 2^36564018220 is an apocalyptic number.

It is an amenable number.

36564018220 is an abundant number, since it is smaller than the sum of its proper divisors (41145537284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36564018220 is a wasteful number, since it uses less digits than its factorization.

36564018220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22026609 (or 22026607 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 36564018220 in words is "thirty-six billion, five hundred sixty-four million, eighteen thousand, two hundred twenty".